Kwimveliso echanekileyo, uvavanyo lophando lwezenzululwazi kunye nezinye iimfuno ezichanekileyo zentsimi, ukuchaneka kweqonga loxinzelelo lomoya oluchanekileyo lidlala indima ebalulekileyo. Ukukhethwa kwesiseko seqonga, njengokubeka ilitye lembombo kwisakhiwo, kuhambelana ngqo nokusebenza kweqonga. Isiseko esichanekileyo se-Granite kunye nesiseko sokuphosa izimbiwa njengezinto ezimbini ezikhethiweyo ezithandwayo, nganye ineenzuzo zayo, oku kulandelayo kuthelekiso olucacileyo kuwe.
Uzinzo: Umahluko phakathi kwekristali yendalo kunye ne-composite eyenziweyo
Isiseko sokuchaneka kwegranite emva kwezigidi zeminyaka yotshintsho lwejoloji, iquartz yangaphakathi, i-feldspar kunye nezinye iiminerali ziqinile ngekristale, isakhiwo sixinene ngokugqithisileyo kwaye siyafana. Ebusweni bokuphazamiseka kwangaphandle, okufana nokungcangcazela okuveliswe kukusebenza kwesixhobo esikhulu esijikelezileyo, isiseko segranite sifana nekhaka eliqinileyo, elinokuthi lithintele ngokufanelekileyo kwaye licuthe, kwaye linokunciphisa i-vibration amplitude yoxinzelelo oluchanekileyo lwe-static iqonga lomoya elidadayo ngaphezu kwe-80%, libonelela ngesiseko esiqinileyo nesizinzileyo sentshukumo echanekileyo yeqonga. Kwi-workshop yokwenziwa kwe-chip semiconductor, inkqubo ye-lithography ineemfuno eziphezulu zokuzinza kweqonga, kwaye isiseko segranite siqinisekisa ukusebenza okuchanekileyo kwezixhobo ze-chip lithography, kunceda ukukrolwa okuchanekileyo kwepateni ye-chip, kunye nokuphucula kakhulu isivuno sokwenziwa kwe-chip.
Isiseko se-mineral casting senziwe ngamaqhekeza amaminerali axutywe kunye ne-binder ekhethekileyo. Ubume bayo bangaphakathi bufana kwaye buneempawu ezithile zokudambisa i-vibration. Xa ujongene nokungcangcazela ngokubanzi, kunokubonelela ngemeko-bume yokusebenza ezinzileyo yeqonga. Nangona kunjalo, ebusweni boxinzelelo oluphezulu kunye nokungcangcazela okuqhubekayo, amandla okunciphisa i-vibration yesiseko sokuphosa izimbiwa awanelanga kancinci xa kuthelekiswa nesiseko segranite, esinokukhokelela ekuphambukeni okuncinci kwentshukumo yeqonga kwaye kuchaphazele ukuchaneka komsebenzi ochanekileyo.
Ukugcinwa kokuchaneka: ibhalansi yeenzuzo zendalo kunye nokulawulwa kokwenziwa kokwandiswa okuphantsi
I-Granite iyaziwa ngokuba yi-coefficient ephantsi kakhulu yokwandiswa kwe-thermal, ngokubanzi i-5-7 × 10⁻⁶/℃. Kwimeko yobushushu obuguquguqukayo, ubungakanani besiseko sokuchaneka kwegranite kutshintsha kancinci kakhulu. Kwinkalo ye-astronomy, iqonga elichanekileyo loxinzelelo lwe-static lomoya lokuhamba kakuhle kwelensi yeteleskopu lidityaniswe nesiseko segranite, nokuba umahluko weqondo lobushushu phakathi kwemini nobusuku ubalulekile, inokuqinisekisa ukuba indawo echanekileyo yokubeka ilens igcinwa kwinqanaba le-submicron, inceda izazi ngeenkwenkwezi ukuba zibambe utshintsho olufihlakeleyo lwemizimba yasezulwini ekude.
Ekuqulunqweni koyilo lwezixhobo zokuphosa izimbiwa, iimpawu zokwandiswa kwe-thermal zinokulungiswa kwaye zilawulwe, kwaye i-coefficient yokwandiswa kwe-thermal inokusondela okanye ibe ngcono kune-granite ngokulungelelanisa umlinganiselo wamaminerali kunye nezibophelelo. Kwezinye izixhobo zokulinganisa ukushisa, ukuchaneka okuphezulu, isiseko se-mineral cast sinokugcina ubungakanani obuzinzile xa ubushushu buguquka, ukuqinisekisa ukuchaneka kokuhamba kweqonga. Nangona kunjalo, isiseko se-mineral casting sichatshazelwa yizinto ezifana nokuguga kwe-binder, kunye nokuzinza kwexesha elide lokuchaneka kufuneka kuqwalaselwe ngakumbi.
Ukuqina: Iimpawu zobulukhuni obuphezulu belitye lendalo kunye nokumelana nokudinwa kwezixhobo ezidibeneyo
Ubunzima be-Granite buphezulu, ubunzima be-Mohs bunokufikelela kwi-6-7, kunye nokumelana nokunxiba kakuhle. Kwilabhoratri yezenzululwazi yezinto ezisetyenziswa rhoqo, iqonga lokudada lomoya oluchanekileyo oluchanekileyo, isiseko salo segranite sinokuxhathisa ngempumelelo ilahleko yexesha elide, xa kuthelekiswa nesiseko esiqhelekileyo, inokwandisa umjikelo wokugcinwa kweqonga ngaphezulu kwama-50%, ukunciphisa iindleko zokugcina izixhobo, kunye nokuqinisekisa ukuqhubeka komsebenzi wophando lwezenzululwazi. Nangona kunjalo, imathiriyeli ye-granite i-brittle kwaye kulula ukuyiqhawula xa ichaphazeleke ngengozi.
Isiseko sokuphosa izimbiwa sineempawu ezibalaseleyo zokulwa nokudinwa, ezinokuxhathisa ngokufanelekileyo umonakalo wokudinwa kunye nokugcina ingqibelelo yesakhiwo ngexesha lexesha elide lokuphindaphinda intshukumo yeqonga elichanekileyo le-static yoxinzelelo lomoya oludadayo. Ngelo xesha, inokumelana okuthile neekhemikhali eziqhelekileyo, kwaye kwindawo engqongileyo kunye nomngcipheko omncinci wokubola kweekhemikhali, iqinile kunesiseko segranite. Nangona kunjalo, kwiindawo ezigqithiseleyo ezifana nokufuma okuphezulu, i-binder kwisiseko se-mineral cast inokuchaphazeleka, ukunciphisa ukuqina kwayo.
Iindleko zokuvelisa kunye nobunzima bokucubungula: Imingeni yamatye endalo kunye nemiqobo yokuphosa eyenziweyo
Ukumbiwa kunye nokuthuthwa kwezixhobo zegranite zintsonkothile, kwaye ukusetyenzwa kufuna izixhobo eziphezulu kakhulu kunye nobuchwepheshe. Ngenxa yokuqina kwayo okuphezulu kunye nokuqina kwayo, kulula ukuba neengxaki ezinjengokudilika komphetho kunye neentanda zokusikwa, ukuguba, ukugulisa kunye nezinye iinkqubo, kwaye umlinganiselo we-scrap uphezulu kakhulu, obangela iindleko eziphezulu zokwenziwa.
Ukuveliswa kwesiseko se-mineral casting kufuna i-mold ethile kunye nenkqubo, kwaye iindleko zokuqala zokuphuhliswa kwe-mold ziphezulu, kodwa emva kokuba i-mold yenziwe, ukuveliswa kobuninzi kunokufezekiswa kwaye ixabiso leyunithi lingancitshiswa. Inkqubo yayo yokucubungula ilula xa kuthelekiswa negranite, kwaye inokufikelela kwiimfuno ezichanekileyo ezichanekileyo ngeendlela zokulungisa oomatshini, kwaye inokuba neendleko ezisebenzayo kwiimeko zesicelo esikhulu.
Ixesha lokuposa: Apr-10-2025